Steps:
1. Log into your AWS Route53 account;
2. Click Hosted Zones under the DNS Management section on the top left of the page:
3. Click on the name of the domain you want to edit the DNS records for;
4. You’ll add two records to your DNS configuration: DKIM and Return-Path. These records correspond to the values on the Email Domain settings page.
To create a new record, click on the Create record button at the top:
1. For the DKIM record, select TXT — Text as the Record Type from the dropdown list. Get the values from the Email Domain Screenloop settings page and populate the fields as below;
2. Lastly, for the Return-Path, create a new record with the values obtained from the Email Domain Screenloop settings page.